A. As to KRW 100,858,150 and KRW 57,457 among them, Defendant A Co., Ltd., from October 31, 2017.

The fact that the cause of the claim is indicated (However, the fact that the “creditor” is changed to the “Plaintiff”, and the “debtor” is changed to the “Defendant”) has no dispute between the parties.

Therefore, Defendant A, a principal debtor, is obligated to pay damages for delay calculated by the rate of 15% per annum, which is the interest rate of 100,858,150 won and the principal amount of 57,457,477 won from October 31, 2017 to the date of full payment. ② Defendant B, a joint and several surety, is jointly and severally liable with Defendant A, to pay KRW 70,200,000, the aggregate amount of the guaranteed liability limit among the amounts mentioned in the above paragraph (1).

Therefore, the plaintiff's claim against the defendants is justified and all of them are accepted, and it is so decided as per Disposition.